Its story

HIP 105899 has a visual magnitude of about 8.78: it is a telescope star and remains difficult or invisible to the naked eye even in good conditions.

Equatorial coordinates for HIP 105899: right ascension 21h 26m 52s, declination −2° 44′ 12″ (J2000), in the region of the Equuleus constellation (IAU figure Equ).

HIP 105899. It appears in classical and modern catalogs as HIP 105899, HD 204156, Gaia DR3 2684812712751407104. In the SkyKeepsake Equuleus (Equ) browse hub it sits with other stars of the same IAU figure.